Press Contacts:
Cynthia Fray
Media Relations
Metrowerks, Inc.
512.873.4758
cynthia@metrowerks.com

Jim Welch
Chief Financial Officer
Metrowerks Inc.
512.873.4777
welch@metrowerks.com

METROWERKS SIGNS EXCLUSIVE LICENSE FOR MICROSOFT VISUAL SOURCESAFE ON MAC OS

SAN FRANCISCO, California, Macworld Expo–January 7, 1997–Metrowerks Inc.
(NASDAQ: MTWKF, TSE/ME:MWK), one of the world’s leading providers of
software development tools, has entered into an agreement with Microsoft(R)
Corporation whereby Metrowerks will become the exclusive licensee for
Microsoft Visual SourceSafe(TM) 5.0 on the Macintosh(R), an enhanced
version control and configuration management system for software
development.

“We are pleased to become the exclusive licensee of Microsoft Visual
SourceSafe 5.0 for Mac OS,” said Jean Belanger, chairman and chief
executive officer of Metrowerks. “Metrowerks hopes to make MW CodeManager
the standard for version control on the Macintosh as we have made
Metrowerks CodeWarrior the standard for programming tools on the Macintosh.”

Metrowerks CodeManager 3 is currently available direct from Metrowerks
authorized distributors for a suggested price of US$399. For a limited
time, current users of Microsoft Visual SourceSafe for Macintosh can
purchase MW CodeManager for a special suggested price of US$299. Academic
pricing for MW CodeManager is also available at a suggested price of $119.
Registered users receive two free updates and technical support from
Metrowerks.

About Metrowerks
Founded in 1985, Metrowerks develops, markets and supports a complete line
of computer language products for building Mac(TM)OS, Windows(R)95, Windows
NT(TM), MagicCap(TM), BeOS(TM), PalmOS(TM), PlayStation(TM) OS and
PowerTV(TM) applications. Metrowerks’ CodeWarrior products have become the
industry standard for professional Mac-hosted software development with
more than 50,000 registered users in 70 countries. Additional information
on Metrowerks and its products can be obtained in the U.S. by sending
e-mail to info@metrowerks.com, by calling (800) 377-5416, or via the
Internet at http://www.metrowerks.com.

###

Metrowerks, the Metrowerks logo and CodeWarrior are registered trademarks
of Metrowerks Inc. Visual SourceSafe, Windows, Windows NT and Windows 95
are either registered trademarks or trademarks of Microsoft Corp. in the
United States and/or other countries. Mac is a trademark of Apple Computer,
Inc. All other companies and products may be trademarks of their
respective holders and are hereby recognized.

Statements in this press release regarding MW CodeManager are forward
looking statements that involve risks and uncertainties, including
successful and timely development of MW CodeManager and customer acceptance
of the product.

-30-